> Markdown version of [/jobs/ext/1367564-senior-mobile-authentication-integration-engineer-ios-android](https://www.wearedevelopers.com/jobs/ext/1367564-senior-mobile-authentication-integration-engineer-ios-android). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Mobile Authentication Integration Engineer (iOS/Android) - **Company:** Peraton Inc - **Location:** United States (Remote available) - **Experience:** Expert - **Salary:** $80,000.0 - $128,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Android Software Development, IOS Applications, User Authentication, Automation of Tests, Biometrics, Mobile Application Development, Cyber Security, Continuous Integration, Identity and Access Management, Mobile Application Software, Network Security, OAuth, OpenID, Open Web Application Security, Release Management, Openid Connect, Phishing, Zero Trust Network Access, Mobile Security, Systems Integration, Okta, Backend, Git, Kotlin, Customer Identity Access Management, Information Technology, Restful APIs, Devsecops - **Published:** July 21, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9042560/senior-mobile-authentication-integration-engineer-iosandroid ## About the Role * Minimum of 8 years with BS/BA; Minimum of 6 years with MS/MA; Minimum of 3 years with PhD * Bachelor's degree in Computer Science, Engineering, or related technical discipline; or equivalent experience * Must be able to obtain and maintain a Public Trust * U.S. Citizenship required * Extensive experience in native iOS development using Swift * Extensive experience in native Android development using Kotlin/Java * Hands-on experience integrating Okta Identity Engine (OIE) Embedded SDKs into native applications * Strong understanding of OAuth 2.0, OIDC, PKCE, and secure token management * Experience implementing FIDO2/WebAuthn, passkeys, and other phishing-resistant authentication methods * Knowledge of mobile identity enrollment, account recovery, and secure credential storage techniques * Experience integrating RESTful APIs and enterprise backend identity services * Familiarity with CAC/PIV, Purebred, and other Federal mobile credentials * Background in mobile security including OWASP Mobile Top 10, certificate pinning, and TLS * Experience with CI/CD systems, automated testing, and mobile release management * Strong troubleshooting skills across authentication flows, SDK integrations, and mobile platforms * Experience supporting enterprise or Federal mobile authentication solutions * Knowledge of NIST SP 800-63 Digital Identity Guidelines * Understanding of Zero Trust authentication principles * Experience with Agile development and Git-based workflow Preferred Qualifications * Experience working directly on Federal identity or cybersecurity programs * Experience integrating third-party authentication SDKs within regulated environments * Knowledge of Federal IAM architectures, identity federation, and enterprise identity platforms * Experience contributing to mobile security documentation, risk assessments, or compliance reviews ## Description * Integrate Okta Identity Engine (OIE) Embedded SDKs into native iOS and Android applications in compliance with Federal identity requirements * Implement OAuth 2.0, OpenID Connect (OIDC), PKCE, token lifecycle management, and secure session handling * Develop secure mobile authentication, identity enrollment, and account recovery workflows aligned with Federal digital identity standards * Implement FIDO2/WebAuthn, passkeys, and other phishing-resistant authentication mechanisms * Integrate CAC/PIV, Purebred, and other government-issued mobile credentials * Manage secure storage of credentials and tokens using iOS Keychain and Android Keystore * Implement device registration, trusted device policies, and mobile biometric authentication (Face ID, Touch ID, Android Biometrics) * Apply mobile application security controls including OWASP Mobile Top 10, certificate pinning, TLS configuration, and secure network communication * Troubleshoot authentication, SDK, API, and mobile platform integration issues Design mobile enrollment workflows compliant with NIST SP 800-63. Implement secure application routing using Universal Links and Android App Links. * Implement proxy user experiences supporting dependent access. * Design seamless in-app authentication experiences eliminating browser redirects. * Support integration of native mobile applications with enterprise IAM/CIAM systems used across Federal agencies * Ensure compliance with NIST SP 800-63 Digital Identity Guidelines and Zero Trust authentication principles * Participate in Agile development processes, DevSecOps pipelines, and CI/CD workflows * Collaborate with Federal cybersecurity, identity management, and mobile engineering teams to ensure secure delivery of mobile identity capabilities. ## Related Videos - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [No More Post-its: Boost your login security with APIs](https://www.wearedevelopers.com/videos/1043-no-more-post-its-boost-your-login-security-with-apis) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) - [Going Beyond Passwords: The Future of User Authentication](https://www.wearedevelopers.com/videos/714-going-beyond-passwords-the-future-of-user-authentication) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Cross Platform Mobile Development Frameworks to Use in 2025](https://www.wearedevelopers.com/magazine/404-cross-platform-mobile-development-frameworks-to-use-in-2025) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)